Can plants be altruistic? You bet, says new CU-Boulder-led study – “‘Embryos with the same mother and father as the endosperm in their seed weighed significantly more than embryos with the same mother but a different father,’ said Diggle, a faculty member in CU-Boulder’s ecology and evolutionary biology department. ‘We found that endosperm that does not share the same father as the embryo does not hand over as much food — it appears to be acting less cooperatively.'” – previously: even plants do it!

How to Survive a Siberian Winter – “[T]he study shows how, over the more than 25,000 years that modern humans been lived in Siberia, various peoples have adapted to the region’s cold weather and meaty food sources through selection on multiple genes that control several biological mechanisms.”

National intelligence and personality – “‘[T]aken together, Big Five traits and IQs of various cultures statistically explained 70% of a nation’s gross domestic product (GDP) per capita. The most important predictors of economic success were intelligence and extraversion, which proved to be strongly positively related to GDP.'” – from mangan.

Some chores linked to less sex – “Couples in which the husband did plenty of traditionally male jobs reported more sex than those in which the guy didn’t.” – but you already knew that, didn’t you? (~_^)

bonus bonus: ‘I feel like a stranger where I live’ – “As new figures show ‘white flight’ from cities is rising, one Londoner writes a provocative personal piece about how immigration has drastically changed the borough where she has lived for 17 years.”

bonus bonus bonus bonus bonus bonus: America’s most luxurious reservation: Huge homes of country’s richest Native American tribe where members make $1m EACH – “The tribe is also well-known for their charitable giving. It often donates cash to poorer tribes and charities across the country. Since 1996 they have given away $243.5 million…. ‘If it wasn’t for Shakopee, especially during this time when things are tough for loans, tough in this economy — there’s tribes who would be in a very tough situation,’ Ernest Stevens, chair of the National Indian Gaming Association explains. ‘There’s nobody in the gaming industry that I know of that can compare to what Shakopee does.’ In 2010 they were given a Jefferson Award for Public Service.”